Algebra GCF and Prime Factorization

What number has the prime factorization of 2³ • 3² • 5?

• 360

• 720

• 180

• 240

GCF of 99 and 54

• 9

• 3

• 6

• 8

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

Which pair of numbers has a GCF of 8?

• 8, 36

• 40, 80

• 16, 56

• 24, 42

Create a factor tree and find the prime factorization for 80

• 2⁴⋅5

• 4²⋅5

• 2⋅2⋅2

• 8⋅5⋅2

What is the missing factor?

Tags

CCSS.4.OA.C.5

What is the missing factor?

Tags

CCSS.4.OA.B.4

What is the greatest common factor of 20a²b² and 50b³?

• 100a²b²

• 10b³

• 10ab²

• 10b²

Factor out the GCF:
10x³ - 15x

• x(10x² - 15)

• 5x(2x² - 3)

• 5(2x³ - 3x)

• 5x²(10x - 3)

Factor using GCF: 2n² - 8n³

• 2n²(n - 4n²)

• 2n²(1 - 4n)

• 2n³(10 - 8n²)

• 3n(1 - 4n)